超低轨卫星气动阻力特性
|
王晓亮, 姚小松, 高爽, 刘国华
|
Aerodynamic Drag Characteristics of Ultra-Low Orbit Satellites
|
WANG Xiaoliang, YAO Xiaosong, GAO Shuang, LIU Guohua
|
|
表4 70° 钝体计算与实验结果比较
|
Tab.4 Comparison of calculation results and experimental results of 70° blunt cone
|
|
迎角/(°) | 实验轴向力系数 | 实验法向力系数 | DSMC计算的 轴向力系数 | DSMC计算的 法向力系数 | 轴向力系数 误差/% | 法向力系数 误差/% | 0 | 1.657000000 | 0 | 1.728949582 | -0.000761428 | 4.34216 | — | 5 | 1.627769041 | 0.085193605 | 1.713213399 | 0.080889053 | 5.16964 | -5.05270 | 10 | 1.613559729 | 0.149462371 | 1.687071032 | 0.153224730 | 4.46260 | 2.51726 | 15 | 1.567301431 | 0.212901910 | 1.639862485 | 0.227159406 | 4.51641 | 6.69674 | 20 | 1.530410268 | 0.292043509 | 1.576663946 | 0.302286986 | 2.51391 | 3.50752 | 30 | 1.402148382 | 0.435407757 | 1.421332598 | 0.457364525 | -0.74490 | 5.04281 |
|
|
|